Interface: USB, RS232, or PS2 Driver: Plug and play, no driver required Transmission mode: Wireless 2.4G, Bluetooth 4.0, wired Transmission distance: 100m barrier-free Battery capacity: 1200mAh Model: C740 Type: Barcode Scanner Optical resolution: 300 x 300 Scanning element type: CMOS Scanning width: A4 Scanning speed: 300 scans per second Interface type: USB Color depth: 16 bits Product type: Barcode Scanner Novelty: New Code reading mode: Red light, red LED 625nm +/-10nm Accuracy: 4 million Scanning depth of field: 10-500 mm Decoding error rate: less than 1/500 million Supported codes: One-dimensional barcode Color: Black + green Material: ABS Size: 124 x 41 x 25mm Package Contents: 1 x C740 Scanner 1 x Receiver 1 x Manual 1 x Data cable 1 x Neck strap Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.